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    621 Javascipt jobs found, pricing in USD

    I'm searching for a proficient JavaScript coder who can write simple JS code that help us track marketing campaign sources better. Here's what the finished script will do: 1) Detects 6 URL query parameters (utm_source, utm_medium, utm_campaign, utm_content, utm_term, utm_offer) 2) If present, grabs their values from the query string 3) Inserts those values into matching hidden fields on a form, which have the same name as the parameter 4) Ensures those UTM values are posted with the form submission into the CRM 5) Ensure that all query string parameters persist and are passed to other pages on the site if links are clicked. As it is now, those parameters are stripped out on link clicks. We'd like them to stay so that no matter which page they're on on the site, numbers...

    $539 (Avg Bid)
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    38 bids

    I'm searching for a proficient JavaScript coder who can write simple JS code that help us track marketing campaign sources better. Here's what the finished script will do: 1) detects URL query parameters 2) if present, grab their values 3) insert those values into hidden fields on a form, so they are posted with the form submission into the CRM 4) Ensure that those parameters persist and are passed to other pages on the site if links are clicked. As it is now, those parameters are stripped out on link clicks. We'd like them to stay so that no matter which page they're on on the site, numbers 1-3 above will still work. This JS code will be placed on all pages of the website via Google Tag Manager. Ideal candidates must demonstrate an acute understanding of interacti...

    $448 (Avg Bid)
    $448 Avg Bid
    40 bids

    I'm looking for a Node.js coder with experience in JavaScript to build smart contracts for a MEV bot. These contracts are to be executed automatically and integrated with the Ethereum blockchain platform. Key tasks inclu...coder with experience in JavaScript to build smart contracts for a MEV bot. These contracts are to be executed automatically and integrated with the Ethereum blockchain platform. Key tasks include: - Building and programming smart contracts in JavaScript - Automatic execution of the contracts - Integration with Ethereum blockchain Ideal skills and experience: - Proficient in Node.js and JavaScipt - Proven experience with smart contract development - Good understanding of Ethereum and its integration - Familiarity with the concept of MEV bots and auto...

    $160 (Avg Bid)
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    31 bids

    I am looking for an experienced full-stack .NET developer with strong familiarity in .NET and .NET CORE. Key Responsibilities: - Develop overall architecture ...strong familiarity in .NET and .NET CORE. Key Responsibilities: - Develop overall architecture of the web application. - Maintain quality and ensure responsiveness of applications. Ideal Skills for the Job: - Strong technical knowledge of .NET and .NET CORE. - Proficient with frontend and backend programming languages. - Knowledge of development patterns. - Good English skills. - Knowledge of Javascipt' framework such as ReactJS and NodeJS. - Knowledge of OracleDB, MySQL, PostgreSQL, SQLServer Database. - Knowledge ot process, tools and test automation. - Agile methodology. The developer must live in Italy and...

    $4384 (Avg Bid)
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    42 bids

    i need expert in javascipt for create condition in js urgent an posibility job remote

    $22 (Avg Bid)
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    86 bids

    I need a developer who is expertise in Php,Javascipt(jQuery),HTML,CSS and should have knowledges about SMM Panels,SMM panel work is creating a Whole SMM JOB pricing showing in this Post is just freelancer will get paid as First Onetime and based on the perfection will get paid on monthly basis.

    $103 (Avg Bid)
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    11 bids

    We are looking for a quality company that can build a Python-based generative AI web-based tool for the purposes of Image Upscaling. At a minimum it must maintain a 1:1 parity in terms of features with t...Date", but speed will be a factor in our selection of a bidder. In addition submit at least 1 URL specific to AI and/or other projects you have built before in Python for the web. You should also submit a statement of technology indicating the tech stack that you intend to use on the back-end and with the understanding that the front-end website hosting the experience for users will be entirely Javascipt with React and Tailwindcss. So make sure you address this in your bid. This project is the first of many and we are looking for a long-term partner that can build severa...

    $1111 (Avg Bid)
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    69 bids

    ...coding professional to remove code on a bot which is redirecting funds from my metamask wallet . This is a fully working Bot and must be left fully working after the removal of the code (After completing the task testing by myself will be done for two days to make sure the work you have done is correct on the bot and that it is still fully working ) The primary language should be Python or JavaScipt . The timeline for this project is within a week, so I am looking for someone who can commit to the £50 budget and complete the job in a timely fashion. If you think you can do the job, please do not hesitate to get in touch. Skills and experience required: - Proficiency in Python programming language - Experience in developing bots for automating tasks - Familiarity wi...

    $52 (Avg Bid)
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    11 bids

    I am looking for a skilled freelancer who can convert my Figma design/prototype into HTML, CSS, and Javascript code. Requirements: - Proficiency in HTML, CSS, and Javascript - Experience with converti...- Experience with converting designs/prototypes into code - Ability to create static pages and implement simple animations Additional Information: - The project requires basic interactivity, including static pages and simple animations - The awarded freelancer will be linked to the respective Figma project - This is a part of a bigger project. More pages will be given once the HTML, CSS and Javascipt codes provided by the awarded freelancer is validated and verified. If you have the necessary skills and experience, and can meet the specified deadline, please submit your proposal. ...

    $35 (Avg Bid)
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    60 bids

    Realizar un data layer (formato hecho con Javascipt con datos especificos) para extraer informacion de una tienda en Shopify como lo es articulos, productos añadidos al carrito, items vistos, productos que se compran, productos que no visitan, pago iniciado, productos adquiridos, transacciones etc. Documentación: Interesados postularse por este medio Tiempo para realizar este proyecto: 5 dias

    $184 (Avg Bid)
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    23 bids

    ...a new root category Additional features: Product synchronization on a daily basis and updating prices, stock etc There is also lots of custom fields where there we should do the matching. Images will not be imported into the server since they will be shown from the remote url. Now since the supplier have for some carpets price / square meter we should adapt only to the imported carpets a JavaScipt text boxes where the customer should put the dimentions width & length and the price of the carpet will be calculated. All of carpets will go to a new root category and we should adapt the filter here to show poducts only from that category. The website is multilingual but since the XML has only Greek we will import only the greek language of the products. I have installed

    $213 (Avg Bid)
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    30 bids

    Hi, I need help for getting into a webpage, the webpaga runs a javascipt behind to get into into it and gets hardware information of my computer, but I do not want to give them my information instead send them different information. I cannot turn os javascripts otherwise they do not allow me to get into the site. This should be done by code or other means, when ever I need to get into that site my computer shoul be sending different details then my compture

    $623 (Avg Bid)
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    54 bids

    I’m looking for ongoing project support with technical support specifically focusing on web development and the Internet of Things. I want to be able to get technical support with any related tasks I need when issues arise. The right person should have extensive experience in the field of web development, mobile apps and Javascipt. They must also have a good understanding of project planning, timeline management and software development tools. I need someone who is passionate about their work and can help me build strong solutions. Communication and problem-solving skills are also beneficial to this job. If you have an expertise in Javascript and the Internet of Things and are interested in helping me achieve success, please apply.

    $13 / hr (Avg Bid)
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    35 bids

    Angular and React Expert Needed for Web Application Development I have angular and react project . need to implement the angular features to react.js - skill required: JSX, TSX, Typescript, JavaScipt, Redux, thunk, HTML, CSS, bootstrap. Project Details: - Building a web application - Intermediate complexity - Flexible framework preference If you are an experienced Angular and React developer with a passion for web application development, we encourage you to apply for this exciting opportunity.

    $9 / hr (Avg Bid)
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    72 bids

    I want a similar page as my existing site at I want to be able to select multiple pdf files (including drag and drop) and merge them to a single pdf file. I have browsed the web and the site has posted a code on GitHub. They have a split and join pdf page You can go to and see the link to GitHub The code has to be in javascipt Thanks

    $8 (Avg Bid)
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    3 bids

    ...(github accounts) to Vercel 1.5 Building domain direction from GoDaddy to Vercel / Supabase 2.0 DATABASE-TASKS 2.1 Design PostgreSQL database schema and tables 2.2 Build PostgreSQL datbase to Supabase 2.3 Build SQL queries (or during development) 2.4 Updated and changed when needed 3.0 FRONTEND DEVELOPMENT 3.1 Design from Figma design to responsive design 3.2 Building front end using React and JavaScipt (hosting at Vercel) 3.3 Document the code well and work with rest of the team 3.4 Build the connection to the database 3.5 Ensure scalability 4.0 BACKEND DEVELOPMENT 4.1 Build backend components with NodeJS 4.2 Build needed backend components with Python (Flask) 4.3 Ensure scalability 5.0 FUNCTIONALITIES 001. Sign in to the newsletter 002. Register your organization and main ...

    $1500 - $3000
    Featured Sealed NDA
    $1500 - $3000
    77 bids

    Hello. I am looking for somebody to help with the development of an online quiz (for educational purposes). The questions are already there, but I will need assistance with things such as making the site device friendly (laptop, phone, ipad etc), adding some functionality to the game, and so on. The quiz is in html, javascipt and css. At a later stage I’d like to do more served-side stuff done, such as storing questions in a database and users being able to save their progress. This is ongoing work for the foreseeable future and am happy to pay for a job well done. If you’re able to help with this project please let me know. Please find attached a sample of the work. Thanks very much P.S. The next few days are quite busy for me, so replies may be a bit slow (apolog...

    $156 (Avg Bid)
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    33 bids

    Hi, I look for a professional to Write a plane detection Javascipt or or Python (to run in web) to run in iOS browser. The functions required, when user browses the webpage, it will 1. Access the mobile phone (iphone) front camerca 2. Detect the plane surface 3. Put a 3D model (glb format, will be provided) in the plane surface 4. No need to install any app for the browser in order to run plane detection Please show the similar function you made before. Thanks P.s. webXR cannot used in iphone.

    $553 (Avg Bid)
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    22 bids

    Hi, I look for a professional to Write a plane detection Javascipt or Python (to run in web) to run in iOS browser. The functions required, when user browses the webpage, it will 1. Access the mobile phone (iphone) front camerca 2. Detect the plane surface 3. Put a 3D model (glb format, will be provided) in the plane surface 4. No need to install any app for the browser in order to run plane detection Please show the similar function you made before. Thanks P.s. webXR cannot used in iphone.

    $635 (Avg Bid)
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    44 bids

    Im looking for somebody who can manage a Python Django Project for me. The frontend should be in modern css and javascipt and should have the newest trends, for example interactive flow. The Backend for the onlineshop and functions should be written in Python Django. Hit me up for more details.

    $1141 (Avg Bid)
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    80 bids

    Need to perform assessment on a few sites and und...sites I would like learn more on what they are doing well vs not (5-6 healthcare sites) I need a good description/ report of what they would recommend in terms of Start/Stop/Continue on the websites I list. I would like technical details like they found cookies that is not recommended, or found stuff on the developer tool trace that is not recommended etc. whatever they can find thru the Javascipt snippet they find thru browser I prefer a seasoned guy who has experience dealing with enterprise sites, not just personal Wordpress sites. From both design and development point of view. Designer would know about CSS, markup, material design. I prefer a designer who knows javascript than a front end developer who had no design...

    $75 / hr (Avg Bid)
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    52 bids

    I have a small working inline editing project to which I need to add richtext ... some fields need to be able to insert html tags with : I cannot do this, my scripting skills to adept this are not enough ... I chose because its very lightweight ... I looked at froala but that looks as if it uses one database field for the total content, I need some voices defined ...

    $22 (Avg Bid)
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    A video shall be recorded via html-webapp (mo...Safari (iOS, macOS), then ffmepeg returns errors converting to mp4. "" does not have to be used. What we need: - html-webapp (Javascript, jQuery) checking if mp4-recording is possible, otherwise recording in webm: a.) Requesting user permission to camera/microphone b.) Countdown (3..2..1) while showing camera-pic (no recording) c.) After countdown start recording until jQuery/Javascipt-command to stop d.) Playback of recorded video e.) upload video after click on "ok"-button (creation of filename shall be done at receiver-php on server) - if webm ... ffmepeg-command for converting to mp4 (cron-job on server - not clientside!) - creating of thumbnail with ffmepeg (cron-job on server - not clientside!) Extras: ...

    $163 (Avg Bid)
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    14 bids

    A video shall be recorded via html-webapp (mobile, ipad, desktop) and uploa...problem: - if we upload video-blob as webm (iOS, macOS ... Safari), then ffmepeg returns errors converting to mp4. What we need: - html-webapp (Javascript, jQuery) checking if mp4-recording is possible, otherwise recording in webm: a.) Requesting user permission to camera/microphone b.) Countdown (3..2..1) while showing camera-pic (no recording) c.) After countdown start recording until jQuery/Javascipt-command to stop d.) Playback of recorded video e.) upload video after click on "ok"-button (creation of filename shall be done at receiver-php on server) - if webm ... ffmepeg-command for converting to mp4 (cron-job on server) - creating of thumbnail with ffmepeg (cron-job on server) Extras...

    $177 (Avg Bid)
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    13 bids

    We are searching for a Front End Developer who is experienced to join and support our growing team. Main project scope is to continue development of an existing and running front end design of a marketplace web app based on existing backend architecture. The ideal candidate must have an ability to ...Frontend design optimization and bug fixing (desktop and mobile versions) - Implementation of new features (frontend, API, potentially minor backend works) - Potentially application and project build up of Google Analytics to the web app - Potentially single web page design based on existing html and css data on a cms architecture (transfer from a website builder) Requirements: - Typescript/Javascipt/RxJS/RamdaJS - Angular 13 - HTML - SCSS - Node.js - NestJS - MongoDB (Atlas) - Docker...

    $2224 (Avg Bid)
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    121 bids

    When responding to this job, please state 'purple rhinos' in the reply. When trying to add a Javascipt chatbot code to an Inios site, it is not appearing at all. Here is an overview of the job: 1) Add the provided chatbot javascript to the site to get the chatbot appearing. - We supply you with all logins. This will not be difficult for someone that knows what they're doing. Your next steps: 1) Please explain to me how you plan to meet the requirements of this position and why you are the right candidate for the job, including specific examples relating to this job, and also any training or schooling you may have had that relate to the tasks mentioned above. 2) Then we will inspect your proposal and compare it with others. Additionals: - Areas of expertise: ...

    $28 (Avg Bid)
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    We need an expert to change a custom woocommerce payment plugin (already existing) to have three things: 1 - Upload image in the plugin settings and have the image show up at checkout 2 - Get and fetches information from the order and the user (from woocmmerce) 3 - In last process of order (After place order) nedd to develop a json with this information and show an alert in javascipt with this json (and other js sent) Its a easy and small task and i need completed today and ai need a web sofwtare engineer. (and the budget is that!) If that task works well i can send you other projects. (For i can know if you red, you need to put in first line of text this code "BICAS")

    $36 (Avg Bid)
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    25 bids

    I need an expert to change a custom woocommerce payment plugin (already existing) to have three things: 1 - Upload image in the plugin settings and have the image show up at checkout 2 - That it fetches information from the order and the user 3 - That at the end have a json with this information and show an alert in javascipt with this json Its a easy task and i need completed today

    $32 (Avg Bid)
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    25 bids

    We are looking for web developers who are enthusiastic about their work and eager to innovate and apply their skills in our Company. Responsibilities Perform dev...skills in our Company. Responsibilities Perform development tasks in complex web-applications. Participate in the full development lifecycle. Collaborate with colleagues adhering to highly professional standards. Ensure the delivery of quality software. Requirements: Degree in computer science, software engineering or related technical field. Knowledge of C#, SQL and web technologies (Javascipt, Html, CSS). Strong analytical capabilities. Excellent teamwork skills. Fluent English language. Knowledge of the following technologies would be a plus: Vue JS framework. Oracle, SQL Server. RESTful services arc...

    $7700 (Avg Bid)
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    ...Chrome ...Bureau a distance Connaitre parfaitement Codeigniter Logiciel a disposition pour faire le travail Visual studio code travail directement des fichiers sur serveur et travail local du paquet installation script local Pour le Rendu final Transfert copie en local au paquet installation du script et correction du fichier installation pour son bon fonctionnement Très bonne connaissance javascipt/jquery, demmander Il est inutil de répondre a cette annonce si vous remplissez pas ou accéptez pas les exigences...Merci!...

    $143 (Avg Bid)
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    Online web convention site for service brands and products - Seeking database freelance architecturing within SQL along with backend Core programming and source classing to proact the visitor/browsing experience. skills/task: Hypertext protocol coding unto database and interface call and display of product rich content and links. Also JAVASCIPT (populating, form handling, log testing, JSON, high scrolling and pagination reactive content reading and display)

    $526 (Avg Bid)
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    Create portfolio web site ( accueil , about , projects , contact us ) responsive (desktop , phone) with HTML / CSS /JAVASCIPT / PHP

    $426 (Avg Bid)
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    55 bids

    Looking to edit the layout and color of a website using javascript code via header/footer insert on the admin panel backend. Edits must display on all device types, PC, mobile, smart tv, etc. Open for user experience recommendations if selected developer sees fit.

    $171 (Avg Bid)
    Urgent
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    I need a site that can not be developed on a word press or any similar system. It is similar to Canva. I have hundreds of editable templates for print and web that need added to the system, made where I can add unlimited users to edit the template designs then download or send to us for our printer. See screenshot of the current site to be duplicated. In the developer tools of the site, I am seeing Java Script and CSS is used, also reactjs and nodejs is used for front end and back end.

    $750 - $1500
    Sealed NDA
    $750 - $1500
    66 bids

    Hello, We need a backend developer. We have a game made in javascipt, the fruit ninja game, and we need to update the engine of game to the latest one and few other small changes , Further will discuss in chat Thank you

    $20 - $167
    Sealed
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    8 bids

    Hello, We need a backend developper. We have a game made in javascipt, the fruit ninja game, and we need to take the score when the player finishes the game and put it in an table made in an html page. (We crete the html page). We have to make a top 3 players each week. More projects are coming and we search long term people. Thank you

    $177 (Avg Bid)
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    I have an application that is partially developed. It has some parts that require fixing and some parts that require fresh development. Currently I am just looking to launch the site as MVP and I have a list of features that I will need added after the launch. The site uses Laravel, Mariadb, html, css, and javascipt.

    $2356 (Avg Bid)
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    My shopify website is 95% completed through another company who decided to stop before finishing. I have done all of the work I can without messing with the code, however some elemnts of the website needs to to have some code manipulated or changed so everything can work properly. Need someone who works with javascipt coding on shopify to help me finish this site.

    $419 (Avg Bid)
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    50 bids

    ...both independently and from each other. We have a team of 11 heading towards 20-25. If you are a true full stack developer, great! But we all know most of us skew towards specific disciplines.. no worry, we’re looking for both! Stuff: - Structured Data (XML is alright I guess but JSON is so much better..) - Deep previous experience in any of the modern languages (OO and Functional) Functional Javascipt / Typescript is Ideal - JavaScript/Node.JS and all the framework love (VUE in particular) - Git (Gitlab, Bitbucket, GitHub) - Very Strong CSS, HTML and Front-End framework experience (For the frontend crew) - Writing sweet tests, be helped and help other engineers (We’re all in this together people!) - Strong written and verbal English (and adult communication) skills ...

    $51 / hr (Avg Bid)
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    Review current design rejig where necessary fix uncached and unminified CSS and javascipt issues. Implement SEO

    $18 / hr (Avg Bid)
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    19 bids

    hey i have javascipt website for gaming i need a way to help to make the speed faster

    $156 (Avg Bid)
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    37 bids

    Create a Live subscriber count for YouTube for 50 Channels using HTML, CSS, JavaScipt, or any other scripting language. More details will be provided afterward.

    $136 (Avg Bid)
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    Job Description for App Developer (iOS and Android): - Motivated individual who can be a part of Development Team of an early-stage startup - Work closely with Back-End Developers and Co-Founders on the development lifecycle - Prior experience working on Android / iOS App would be an advantage - Skills - React Native, Rest API, AWS/Heroku, Javascipt, Git, HTML5 - Location - Anywhere (Remote Work)

    $245 (Avg Bid)
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    Hi Guys, We need to implement a software that works as bridge between our queue manager software (written in C). We need an interrupt approach where our C software work as master and captable to send data to the queue manager viewer. We need a dynamic software that can be able to display different viewes based on landscape/portrait configuration. We also need to disp...need to implement a software that works as bridge between our queue manager software (written in C). We need an interrupt approach where our C software work as master and captable to send data to the queue manager viewer. We need a dynamic software that can be able to display different viewes based on landscape/portrait configuration. We also need to display everything on a TV based on andorid. Javascipt/Typescript ...

    $758 (Avg Bid)
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    We want a software that creates traffic for my website. It should be able to bypass google detection and traffic be shown in google analytics. We should have option to generate traffic from a keyword, social media, direct URL. The software should have a campaign features and each campaign should have the following functions. Amount of traffic we want. Fetch soft...with User Agent webgl and graphic driver spoofing function. Time, location and browser language should match the IP used No DNS leak with IP on any profile and WEBRTC should match the IP address Its very important that bot goes undetected in Google's eyes so there are no issues with analytics. Browser should pass all the parameters on and on every profile. Useragent (javascipt) should match useragent (HTTP)

    $499 (Avg Bid)
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    I have a script that has an 'OnClick' function. I want that 'OnClick' function to send a variable via email. The main script is 'Attachment 1' and the code I want added is 'Attachment 2'. Attachment 1 is the main code. Line 167 has a 'Click' function, when this is pressed, I want the code in 'Attachment 2' to be executed somehow. This is a basic script and I am looking for a coder who can do this using the two codes provided. Please quickly check over the code before bidding, to ensure that this is something you can easily do.

    $26 (Avg Bid)
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    We are Business consultant with experties in digital transformation. One of our clients is looking for 3 Front Hand Web Developers for 3 to 6-month assignments with the possibility of extension. Below are the prefered requiemnts: 1 HTML5 2 CSS 3 Javascipt 4 Jquey 5 Bootstrap 6 Wireframing 7 Photoshop

    $721 (Avg Bid)
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    I'm looking to create a javascript web app that interacts with an SQL Database. It is a simple relational database. I have used open-source templates to begin the app creation, however due to my limited knowledge, I'm not able to finish and add all the features I need. I would like to schedule a call to go over the details because it is very simple, but it is specific. Features to add: Relational Database 1. Company Identification from SQL DB 2. Add landing page styling 3. Save data to SQL DB 4. Add ability to relate different inputs and save connections Website 1. Add login authentication from encrypted SQL DB

    $229 (Avg Bid)
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    I need the Javascipt updated on the attached PDF: If the main date is a space then date1.0 - date1.6 are blank. I also need to be able to send data to the clipboard from the PDF timesheet when I click Crew Timesheet. This will then be pasted into a spreadsheet. PDF timesheet attached and export data format in excel.

    $94 (Avg Bid)
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